QID 356113

Date Published: 2023-09-22

QID 356113: Amazon Linux Security Advisory for kernel : ALAS2023-2023-349

Kvm: arm64: prevent unconditional donation of unmapped regions from the host note: https://source.android.com/docs/security/bulletin/2023-08-01 note: https://git.kernel.org/linus/09cce60bddd6461a93a5bf434265a47827d1bc6f (cve-2023-21264) a vulnerability was found due to a missing lock for the iopoll in io_cqring_event_overflow() in io_uring.c in the linux kernel.
This flaw allows a local attacker with user privileges to trigger a denial of service. (
( CVE-2023-2430)



Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

Successful exploitation of this vulnerability could lead to a securitybreach or could affect integrity, availability, and confidentiality.

  • CVSS V3 rated as High - 6.7 severity.
  • CVSS V2 rated as Medium - 5.4 severity.
    • Solution
    Please refer to Amazon advisory: ALAS2023-2023-349 for affected packages and patching details, or update with your package manager.
    Vendor References

    CVEs related to QID 356113

    CVE-2023-2430 | CVE-2023-21264 |
    Software Advisories
    Advisory ID Software Component Link
    ALAS2023-2023-349 amazon linux 2023 URL Logo alas.aws.amazon.com/AL2023/ALAS-2023-349.html
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